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AI Legal Sanction Case Database

Name: AI Legal Sanction Case Database
Creator: Citation Safe
License: https://citationsafe.com/terms

The AI Legal Sanction Case Database is the authoritative, continuously-updated, free index of publicly reported cases where a US or foreign court sanctioned, warned, or issued an order to show cause over AI-hallucinated citations in a legal filing. According to Citation Safe’s public sanctions database, courts have addressed AI-citation problems in 1000 reported cases tracked here as of today, spanning 2023–2026. New cases are ingested daily.

Cases tracked: 1,902
Courts covered: 396
Cases with a reported penalty: 349
USD-denominated penalties: $1,290,986; across 191 USD cases — other currencies not converted

This is the structured dataset: every row here is a live, queryable record — sortable and filterable by jurisdiction, AI tool, judge, and year, with results pulled fresh on every request. Download the full dataset as CSV. For curated write-ups of the highest-profile entries — case background, why each sanction happened, what to take from it — see the AI Hallucination Sanctions Tracker, our editorial companion to this database.

60 cases match these filters · page 1 of 2

Case	Court	Jurisdiction	Judge	Decided	AI tool	Outcome	Penalty	Source
Lodhia v Twelve Trees	King's Bench	UK	—	2026-07-24	Unidentified	Costs Order; 3-year General Civil Restraint Order; Bar Referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Immigration Case	First-Tier Immigration Tribunal	UK	—	2026-07-14	—	—	None reported	Source (theguardian.com)
Tobosaru v Romania; Tofan v Romania	High Court	UK	—	2026-07-08	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Re an Office-Holder; Cork v Smith	Chancery	UK	—	2026-05-22	Unidentified	Public admonishment; SRA Referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Golden Sphinx Limited v Itkin	Royal Court (Jersey)	UK	—	2026-05-18	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
World Kuk Sool Association, Inc v Alex Paul	IPO	UK	—	2026-05-13	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Omar Rafique v The Commissioners for His Majesty's Revenue and Customs	UKFTT (Tax Chamber)	UK	—	2026-05-06	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Tuyunuklu v Akmal [2026] UKUT 174 (LC)	UKUT (Lands Chamber)	UK	—	2026-05-05	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mrs Sabrena Rodney v Gee'z Micro Bar & Pitstop & Others	County Court at Dudley	UK	—	2026-04-23	Unidentified	SRA Referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)
David Jeffs v London Borough of Lewisham	First-tier Tribunal	UK	—	2026-03-16	Unidentified	Cost-related relief refused in part because of AI misuse	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Kamal v Tax Policy Associates	High Court	UK	—	2026-03-11	Implied	Partial strike-out, summary judgment for the defendants	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Re A, B, C, D (Extension of assessment; Use of AI: hallucinations)	Family Court Bournemouth	UK	—	2026-03-05	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Brightwaters Energy Limited v Eroton Exploration and Production Company Limited	High Court	UK	—	2026-02-17	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
PSAHSC v. Tchampet	High Court	UK	—	2026-01-30	Microsoft Co-Pilot	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Folarin v. The Immigration Services Commissionner	First-tier Tribunal	UK	—	2026-01-29	ChatGPT	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Your Home Partners v. Kellichan	Sheriffdom of Tayside	UK	—	2026-01-19	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Robert Huish v The Commissioners for His Majesty's Revenue and Customs	First-tier Tribunal	UK	—	2026-01-16	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Ms F Green v Imprint Creative Print Solutions Limited	Employment Tribunal (Leeds)	UK	—	2026-01-12	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Elden v HMRC	First-tier Tribunal	UK	—	2026-01-08	Unidentified	Order to include statements of truth about AI use	None reported	Case summary (Charlotin AI Hallucination Cases DB)
M Peiu v Hywel Dda University Local Health Board	Employment Tribunal (Swansea)	UK	—	2025-12-30	ChatGPT	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mr T De Carvalho Ferreira v Magic Life Limited & Ors	Employment Tribunals (Reading)	UK	—	2025-12-12	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mr J Harrison v Mr D May t/a Leeds Gymnastics Academy	Employment Tribunals (Leeds)	UK	—	2025-12-10	ChatGPT	Tribunal awarded claimant a preparation time order of £2,178; payment stayed pending outcome of EAT appeal.	2178 GBP	Case summary (Charlotin AI Hallucination Cases DB)
D (A Child) (Recusal)	Court of Appeal	UK	—	2025-12-09	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
S. Peggie v. Fife Health & Dr. B. Upton	Employment Tribunal (Scotland)	UK	—	2025-12-08	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Onyinye Udokporo v Enrich International	IPO	UK	—	2025-12-05	Unidentified	—	None reported	Source (naturalandartificiallaw.com)
Taiwo v Homelets of Bath Limited	High Court	UK	—	2025-12-03	Implied	Adverse Costs Order	1	Case summary (Charlotin AI Hallucination Cases DB)
Oxford Hotel Investments Ltd v Great Yarmouth Borough Council	Upper Tribunal (Lands Chamber)	UK	—	2025-11-24	Unidentified	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Mark Jennings v NatWest Group PLC	Sheriff Appeal Court	UK	—	2025-11-21	ChatGPT	—	None reported	Source (naturalandartificiallaw.com)
133 Blackstock Road v Assethold Limited	First-tier Tribunal (Property Chamber)	UK	—	2025-11-17	Implied	Show Cause	1	Source (naturalandartificiallaw.com)
UK and R (Munir) v Secretary of State for the Home Department	Upper Tribunal	UK	—	2025-11-17	Implied	Bar Referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Choksi v IPS	High Court	UK	—	2025-11-04	Google AI Overview	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
OscarTech UK Ltd v ORTHOFIX S.r.l.	UK IPO	UK	—	2025-10-30	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Victoria Place Flats RTM Company Ltd & ors v Assethold Limited	First-tier Tribunal	UK	—	2025-10-23	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Re Sriram (aka Roy)	High Court	UK	—	2025-10-22	Implied	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Chi Keung Lee & others v Blackpool B&B Limited	First-tier Tribunal	UK	—	2025-10-17	Unidentified	Monetary Sanction	227 GBP	Case summary (Charlotin AI Hallucination Cases DB)
Gloriose Ndaryiyumvire v Birmingham City University	County Court (Birmingham)	UK	—	2025-10-14	LEAP legal software	Wasted costs order; Bar Referral	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Hassan v ABC International Bank	Employment Tribunals	UK	—	2025-10-13	Unidentified	Costs Order	5881 GBP	Source (naturalandartificiallaw.com)
Mr M Peters v Driver and Vehicle Standards Agency	Employment Tribunals (Cambridge)	UK	—	2025-10-09	Unidentified	—	None reported	Source (naturalandartificiallaw.com)
AK v Secretary of State for the Home Department	Upper Tribunal	UK	—	2025-10-06	ChatGPT	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Warwick Econometrics Ltd v The University of Warwick	IPO	UK	—	2025-10-03	Implied	—	None reported	Source (naturalandartificiallaw.com)
ANPV & SAPV v Secretary of State for the Home Department	Upper Tribunal	UK	—	2025-09-29	Microsoft Copilot	Show Cause Order	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Kuzniar v General Dental Council	Employment Tribunal	UK	—	2025-08-15	ChatGPT	Tribunal declined to award costs	None reported	Source (naturalandartificiallaw.com)
Holloway v Beckles	First-tier Tribunal	UK	—	2025-08-12	Unidentified	Costs Order	750 GBP	Case summary (Charlotin AI Hallucination Cases DB)
MS (Bangladesh)	Immigration and Asylum Chamber	UK	—	2025-08-12	ChatGPT	Referred to the Bar Standards Board for investigation	None reported	Case summary (Charlotin AI Hallucination Cases DB)
The Father v The Mother	High Court	UK	—	2025-07-30	Implied	Costs awarded against the Father (partly for relying on faked cases).	5900 GBP	Source (naturalandartificiallaw.com)
Chanda v Royal Mail Group Ltd	Employment Tribunal	UK	—	2025-07-28	Implied	Refusal of strike-out application with finding of unreasonable conduct	None reported	Case summary (Charlotin AI Hallucination Cases DB)
HMRC v. Gunnarson	Upper Tribunal (Tax and Chancery Chamber)	UK	—	2025-07-23	Unidentified	Warning	None reported	Case summary (Charlotin AI Hallucination Cases DB)
PS v London Borough of Wandsworth	Upper Tribunal	UK	—	2025-07-14	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Various Leaseholders v Assethold Limited	Property Chamber	UK	—	2025-07-07	Implied	—	None reported	Case summary (Charlotin AI Hallucination Cases DB)
Pro Health Solutions Ltd v ProHealth Inc	Intellectual Property Office	UK	—	2025-06-20	ChatGPT	Warning; No costs awarded for the appeal since both sides seemingly erred	None reported	Case summary (Charlotin AI Hallucination Cases DB)

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This database aggregates publicly reported court sanctions and orders over AI-hallucinated citations. It is informational only, not legal advice, and not a complete record of every such case nationwide — see our free citation checker to verify your own filings before this happens to you.